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Chemical Engineering - Materials and Construction

Exercise : Materials and Construction - Section 10
16.
__________ of a material results, when its strength is increased & ductility is decreased by heating at a relatively lower temperature after cold working.
Solid solution hardening
Screw dislocation
Strain ageing
Twinning
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Which of the following metals in not used for coating of the base metal to guard it against corrosion ?
Lead
Cadmium
Magnesium
Aluminium
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
Brass container is suitable for storing
aqueous ammonia
beer
H2SO4(95%)
phosphoric acid (95%)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
Aqueous nitric acid is stored in __________ vessel.
plain carbon steel
stainless steel
cast iron
thermosetting plastic material
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
A metallic alloy in which one of the constituent metal is __________ , is called an amalgam.
zinc
mercury
lead
tin
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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